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Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 18:29

General

  • Target

    2e79885e3c34c6b23120b736b8655d2e629d085ba3cbf8ae67dda52ab968b762.exe

  • Size

    75KB

  • MD5

    01d47517605354918c7e4f0cd732634b

  • SHA1

    db586b441cdc3e4b9285c56313a2bd0d3ae5490d

  • SHA256

    2e79885e3c34c6b23120b736b8655d2e629d085ba3cbf8ae67dda52ab968b762

  • SHA512

    01f4fa6bbc52547daf001f7af10de103dbaa766367a5b8f4199b5dcc9bd3966374d6fe833bbe803adcb1b53639b4e808b381ca3979882e0b08947f49e96d392a

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOfv:RshfSWHHNvoLqNwDDGw02eQmh0HjWOfv

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2e79885e3c34c6b23120b736b8655d2e629d085ba3cbf8ae67dda52ab968b762.exe
    "C:\Users\Admin\AppData\Local\Temp\2e79885e3c34c6b23120b736b8655d2e629d085ba3cbf8ae67dda52ab968b762.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4948
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:5116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    80KB

    MD5

    bc91ceb7c4283f85a31e1f4b9044789f

    SHA1

    86988e482a06372a6dd83f99017fc58699038902

    SHA256

    d4f700bff7d87d1f9e80066f475c860759a24302025ea2a959bb5d9aba1457a6

    SHA512

    04aff858f862fc883a3f243269240435cbf0ba55411ba0bcf7b896f98357deb6e6a0045ba1840ac7fa30cf9a8ad54e4fe578595418e6dd8633111c994f178ead

  • C:\Windows\System\rundll32.exe

    Filesize

    82KB

    MD5

    27fefe4be8f50e8ccc66a92ea6f9bf5e

    SHA1

    ecba20289d7dbd0bf8be342cb7c2885645298d34

    SHA256

    3881df844df673c86fb33b2141ea83498cee536faab23095d975a2f1965f9cf6

    SHA512

    020198b7fbde950f89a20513ddc3db9b17d159d04e014d23f90af71cda13fdd25a97cd90792e4eecc527b5e8cdfdb9a488faa39b56745de98ceb40deb2fb232b

  • memory/4948-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/4948-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB